Vaporizer



FIG. 1 is a side perspective view of a vaporizer showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a side view thereof;

FIG. 5 is an opposite side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines in the drawings depict parts of the vaporizer that form no part of the claimed design. 

CLAIM The ornamental design for a vaporizer, as shown and described. 